2018972185

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1451}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 2569273344

約数和(自身を除く): 550301159

約数列:

[1, 5, 31, 47, 155, 191, 235, 955, 1451, 1457, 5921, 7255, 7285, 8977, 29605, 44885, 44981, 68197, 224905, 277141, 278287, 340985, 1385705, 1391435, 2114107, 8591371, 10570535, 13025627, 42956855, 65128135, 403794437, 2018972185]

約数ペア:

[(1, 2018972185), (5, 403794437), (31, 65128135), (47, 42956855), (155, 13025627), (191, 10570535), (235, 8591371), (955, 2114107), (1451, 1391435), (1457, 1385705), (5921, 340985), (7255, 278287), (7285, 277141), (8977, 224905), (29605, 68197), (44885, 44981)]